Akai LTC-16RSX3M Service Manual Download Page 3

Page: 3 / 32

CONTENTS

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OPERATION

PARTS

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SYMPTOMS

and

CORRECTIONS

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MANI

BOARD

FAULT

JUDGMENT

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SOFTWARE

UPGRADE

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SPECIFICATIONS

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MAIN ELECTRIC PARTS LIST

SOFTWARE

DATA

RESTORATION

ACCESSORIAL

CIRCUITR

DRAWING

and

CONFIGURATION

DRAWING

Summary of Contents for LTC-16RSX3M

Page 1: ...LTC 16R5X3M ...

Page 2: ...LTC 16R5X3M SERVICE MANUAL Only For Professional Service Personnel Using ...

Page 3: ...ARTS 2 2 SYMPTOMS and CORRECTIONS 6 3 MANI BOARD FAULT JUDGMENT 8 4 SOFTWARE UPGRADE 13 5 19 7 SPECIFICATIONS 21 6 MAIN ELECTRIC PARTS LIST 20 8 22 SOFTWARE DATA S RESTORATION ACCESSORIAL CIRCUITR DRAWING and CONFIGURATION DRAWING 1 ...

Page 4: ...p the main menu to the screen MENU 2 7 6 4 9 PREV NEXT PLAY PAUSE PREVIOUS NEXT for DVD PLAY PAUSE for DVD 3 8 OPEN CLOSE DVD DISC eject close CH Press to scan through channels To scan quickly channels press and hold down either button 5 1 TV IN 2 HeadPhone OUT 3 PC Audio IN 4 AV R IN 5 AV L IN 6 AV CVBS IN 7 S VIDEO IN 1 2 3 4 5 6 7 8 9 10 8 SCART 9 VGA IN 10 DC IN 12V 11 Lorder that DVD DISC eje...

Page 5: ...se buttons to lower or raise the volume Press to display program or channel s information Confirmation key LEFT RIGHT 11 12 LCD MENU 13 INPUT 14 P MODE 15 S MODE 16 MUTE 17 ASPECT 18 SLEEP LCD TV Menu enter exit Press to sycle through the diffrent picture mode Press this button to select the desire sound mode Mute or restore sound Press to select picture ratio for screen UP DOWN Press these button...

Page 6: ...ARTS 1 TEXT 2 HOLD 3 INDEX 4 SIZE 5 REVEAL 6 SUB PG 7 CH 8 CH Hold on or off for current page display Request the index page Change display size in teletext Reveal the teletext information Page up Page down Switch on or off the teletext mode Sub page ...

Page 7: ...ord Press to scan program 2 Press to switch between document and file 11 ANGLE 12 13 14 ZOOM 15 SUBTITLE 16 PROGRAM 17 USB CARD 18 REPEAT 19 AB Previous Next Press to zoom screen size Recalls your preferred subtitle Press to program order that you want to play program Press to select these modes such as DVD USB or CARD Repeat Press to select shoot s angle of playing program It repeat playing betwe...

Page 8: ...l unit no operation On Screen Display Cont rol outside the screen Symptoms Possible Remedies T ry different channel if OK probably station trouble Check aerial connections on back of set Check aerial for broken wires Re orient aerial if indoor type Probably local interference such as an appliance Adjust fine tuning control Adjust brightness control Adjust contrast control Check if station is broad...

Page 9: ...n the front panel Check batteries and replace them if necessary Check the disc for dirt and scratches Clean or replace disc Shut down the unit wait ten seconds and restart the unit Power surges or brown outs or other electrical phenomena Shut down the unit wait ten seconds restart the unit Your DVD player is a basic part of your home theater The technical features on this machine are far superior ...

Page 10: ...ange F1 3A Check F1 whether OK F1 damaged when Turn on the TV set Check power supply net U3 U4 following F1 OK Check the LED red Check th e power supply and commu nication of U13 Flash Check power supply and 12C of U11 24C32 Y 1 Check power and reset signal of U10 CT 622 2 Check Y1 working normal Check the IR board OK N N Y Y Y N 8 ...

Page 11: ...622E Check the Hs and VS Auto adjust Check the RGB circuit Color auto adjust Auto adjust PC no signal M i s s c o l o r deflection color Check HS VS Check the circuit o f H S V S 9 OK Check the input circuit of signal Check U10 CT622E 1 power supp ly 2 clock signal 3 reset signal 4 timing logic of power Check the video source No signal INPUT Function trouble ...

Page 12: ... I N 7 o f T 1 Check 12C of T1 Pin4 Pin5 Check the signal out of T1 Pin8 Check the circuit of 12C and U15 N Y N Y N Y N Y Check the circuit of SW1 TDA9885 6 Check the circuit Q14 Change to TV Check the CVBS out of T DA 9 8 8 5 6 P i n 1 7 Check the input signal of CT622E Pin78 Check the software wheth er corr ect Check the sour ce s e l c t i n g T V Upload software N Y N Y N Y N Y OK 10 ...

Page 13: ... panel Soft is correct Check LVDS signal line Check the timing o f p o w e r The panel is correct Re we lding U10 CT622E OK N Y Y Y Y Change the line Upload software Change panel OK Re welding Pin188 Pin213 of U10 CT622E N OK Channel panel N Y Display trouble OK Y Upload software Check the panel connected right VCC of panel i s c o r r e c t C h e c k t h e jumper of CN5 Y Y N N N N N ...

Page 14: ...0 Voice is muted Cn26 with audio signal Turn off mute modle N Y N Y N Y N N Check the circuit of STBY MUT E Repair the power supp ly circuit of U1 PIN8 of U19 TDA1517 i s h i g h l e v e l Check the power o f a m p l e Check the input signal of U19 TDA1517 PIN1 PIN9 Check the circuit of audio input Check the power and circuit aroundU16 SC7314S N Y N Y N OK ...

Page 15: ...1 and port COM2 to 115200 Please use default setting about other setting items 1 3 Open control panel of windows XP enter view item of folder option cancel selecting hidden extension of known file type 1 4 Copy CT622_ISP_Tool folder into PC Cancel all file s attributes of folder 1 5 Run CT633ISP exe Press Ports and select Com1 13 1 7 Press Option and Verify then select Verify ON 1 6 Press Baud and...

Page 16: ...GRADE 14 1 8 Press Option and Flash and select Option Item as fig then press OK 2 Connect PC and TV 2 1 Turn off the TV 2 2 Connect update match board into PC and TV main board s Cn23 or TV main board s VGA socket ...

Page 17: ...n on the TV 3 Update 3 1 If ICO UART Online is UART Offline Press UART Offline to change to UART Online If it can t change to UART Online Connection is badness 3 2 Select Boot Code fils 622P_EN_MX_PM BIN by ICO of Boot Code item ...

Page 18: ...SOFTWARE UPGRADE 16 3 3 Select MCU fils CTBxxx BIN by ICO of MCU fils item 3 4 Press EnterISP then press Run until display finished on Window of SOFT ...

Page 19: ...start 3 6 Update finished until it display program finished and Verify finished on ISP status Warning Don t turn off TV while Updatetng And don t do other opration If update is discontinuity you can continue by pressing Retry Note This software need restoration after update ...

Page 20: ...r it read update file it have prompt on TV Combo then you must operate according to prompt If it is automatically Updatting please can t do any operation If it have cue that you press play key to continue update please press play button on R H to update 6 You can t do any operation while updatting until TV Combo restart DVD working screen update is finished then you take out USB Warnning you can t...

Page 21: ...D of INPUT 2 Press DVD setup to enter DVD setup menu 3 Select Preference Page then selectDefault then press OK button to reset DVD MTK1389L 19 2 Inner data restoration 2 1 Press menu button then press 1234 numbers then prss menu button it enter Factory Menu 2 2 Select into FAC item it will display Factory Menu 2 3 Select into RESET item press RIGHT button it will restore inner data ...

Page 22: ...3A Tube F1 Loader DL 08 Pick up HOP 1200X CD58888 SA5888 MT1389DE0835 LEAL HY57V641620FTP 6 F80 100HCP 4558 Crystal 27 000MHZ USB CARD Reader Board USB CARD Reader Board CXTV0076 FOR MT1389L CARD Transformer ST 20173WH T1 IC TL494 U1 MOS FET AO4828 Q4 LCD Module LCD Module SVA156WX1 01TB Speaker Speaker 6Ω 3W 2840 Sensor Board Sensor Board 190 15W4J2 51 Key Switch Board Key Switch Board 190 15W4J7...

Page 23: ...quency Range 48 25 863 25 Mhz Channel memory 119 Aerial Input 75 ohm coaxial Power Supply Power Consumption DC 12V AC100 240V 50Hz 60Hz 45W 640X480 800X600 1024X768 60 75 Hz 1280X768 1360X768 60Hz VGA input format PLAYING DISC TYPE DVD 5 DVD 9 DVD R DVD R DVD RW DVD RW VCD1 0 VCD2 0 SVCD CD HDCD CD R CD RW Picture CD etc PLAYING Multi Media TYPE MP3 WMA MPEG2 MPEG4 XVID etc USB CARD TYPE USB1 1 US...

Page 24: ...AWING and CONFIGURATION DRAWING Please see annex such as Accessorial Circuit Diagram of TV Main boar for LTC 16R5X3M ACCESSORIAL CIRCUITR DRAWING CONFIGURATION DRAWING Please see annex CONFIGURATION DRAING for LTC 16R5X3M 22 ...

Page 25: ...D C B A Title Number Revision Size B Date 8 Sep 2008 Sheet of File C DOCUME 1 ZHENGY 1 LOCALS 1 Temp Rar B CTB71C ddb Drawn By 01_POWER 01_POWER 02_INPUT 02_INPUT 03_CT622 03_CT622 04_SCART 04_SCART 05_TUNER 05_TUNER 06_AUDIO 06_AUDIO ...

Page 26: ...0402 5 1 16W R7 4K7ohm 0402 5 1 16W PON 12V R19 510ohm 0402 5 1 16W 1 2 CN4 N C 2PIN 2 54 D H M C38 0 1uF 0402 Y5V 80 20 25V C42 0 1uF 0402 Y5V 80 20 25V C9 0 1uF 0402 Y5V 80 20 25V E8 100uF 16V 20 6 7 105 R20 10Kohm 0402 5 1 16W C1 0 1uF 0402 Y5V 80 20 25V R33 NC 4K7ohm 0402 5 1 16W C4 0 1uF 0402 Y5V 80 20 25V C43 0 1uF 0402 Y5V 80 20 25V BS 5V Q5 D MMBT3904 7 F R15 4K7ohm 0402 5 1 16W R4 10Kohm ...

Page 27: ... YPbPr_Pb YPbPr_Pr C20 0 1uF 0402 Y5V 80 20 25V R98 75ohm 0402 5 1 16W R97 75ohm 0402 5 1 16W S_Y S_C GND L2 SDFL1608Q2R2KT F GND L3 SDFL1608Q2R2KT F R91 100ohm 0402 5 1 16W R92 100ohm 0402 5 1 16W DVD DAT DVD STB 3 3V R127 100ohm 0402 5 1 16W DVD B_IR DVD_Y DVD_Pb DVD_Pr R86 0ohm 0402 5 1 16W R87 0ohm 0402 5 1 16W R85 0ohm 0402 5 1 16W VGA_Bin VGA_Rin VGA_Gin R120 1Kohm 0402 5 1 16W R62 100ohm 04...

Page 28: ...0402 Y5V 80 20 25V C116 0 1uF 0402 Y5V 80 20 25V I2C_SCL I2C_SDA R168 100Kohm 0402 5 1 16W C21 0 1uF 0402 Y5V 80 20 25V 3 3V Q12 SGM809 SXN3 R93 100ohm 0402 5 1 16W R94 100ohm 0402 5 1 16W 1 2 3 4 CN23 4PIN 2 0 D H G 3 3V GND R113 4K7ohm 0402 5 1 16W R112 4K7ohm 0402 5 1 16W RXD TXD L14 SDFL1608Q2R2KT F C101 0 1uF 0402 Y5V 80 20 25V T_XD R_XD R167 1Mohm 0402 5 1 16W C71 22pF 0402 NPO 5 50V Y1 24 5...

Page 29: ...2 5 1 16W R81 75ohm 0402 5 1 16W SCART_VI SCART_ FB R82 75ohm 0402 5 1 16W R101 75ohm 0402 5 1 16W SC_FB R96 100ohm 0402 5 1 16W SC_CVBS R189 100ohm 0402 5 1 16W R171 1K8ohm 0402 5 1 16W R9 10Kohm 0402 5 1 16W R155 1K2ohm 0402 5 1 16W R165 5K6ohm 0402 5 1 16W Q10 D MMBT3904 7 F GND R341 33ohm 0603 5 1 10W 12VOFF R56 510ohm 0402 5 1 16W R54 510ohm 0402 5 1 16W R119 47Kohm 0402 5 1 16W C36 1000pF 04...

Page 30: ...1 16W C217 0 01uF 0402 X7R 10 50V C230 0 47uF 0402 Y5V 80 20 10V C231 100pF 0402 NPO 5 50V C229 0 47uF 0402 Y5V 80 20 10V C65 1uF 0603 Y5V 80 20 10V C228 0 22uF 0402 Y5V 80 20 10V R218 330ohm 0402 5 1 16W C227 1500pF 0402 X7R 10 50V E C B Q14 D MMBT3904 7 F E18 47uF 16V 20 4 7 105 R35 220ohm 0402 5 1 16W R220 75ohm 0402 5 1 16W Y2 4MHz 30PPM 20PF HC 49S C57 0 1uF 0402 Y5V 80 20 25V L19 GZ1608D121T...

Page 31: ...0V C198 1uF 0603 Y5V 80 20 10V R242 100Kohm 0402 1 1 16W R241 100Kohm 0402 1 1 16W R246 100Kohm 0402 1 1 16W R245 100Kohm 0402 1 1 16W C197 1uF 0603 Y5V 80 20 10V C199 1uF 0603 Y5V 80 20 10V AV_R AV_L AF_SEL2 AF_SEL1 DVD_L DVD_R YP_L YP_R TV_AL TV_AR R250 100Kohm 0402 1 1 16W R247 100Kohm 0402 1 1 16W R252 100Kohm 0402 1 1 16W R251 100Kohm 0402 1 1 16W AV_R AV_L DVD_L DVD_R YP_L YP_R AV_R AV_L DVD...

Page 32: ... FRONT SHELL METAL FIXING SHELF FOR LCD MODULE LCD MODULE SPEAKER TV MAIN BOARD BACK LIGHT INVERTER TRANSPARENT LID FOR IR TRANSPARENT LID FOR LAMP SENSOR BOARD RUBBER FOOT CUSHION PANEL FOR JACK SOCKET DVD LOADER BACK SHELL HANDLE KEY AND KEY SWITCH BOARD ...

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